HATTORY-SEIKO 5Y89BrandHATTORY-SEIKOCaliber5Y89SizeFunctionVersionHandsStem354-530Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4015Y89Winding stem03545309840354530.5Y89MAIN PLATE(PLASTIC)01005489840100548.5Y89TRAIN WHEEL BRIDGE01255309840125530.5Y89CENTER WHEEL AND PINION02215379840221537.5Y89FOURTH WHEEL AND PINION02415379840241537.5Y89Hour wheel02715389840271538.5Y89Setting lever03835309840383530